AS28519: the Universidad Autonoma de Guadalajara, A.C. network

AS28519 is an internet Autonomous System operated by Universidad Autonoma de Guadalajara, A.C. (Mexico). Here is what that means and why this number may show up when you investigate a connection on your network.

What is AS28519?

An Autonomous System (ASN) is a block of networks under a single control with its own routing policy on the internet. The number AS28519 was assigned to Universidad Autonoma de Guadalajara, A.C. by an RIR (regional internet registry). All traffic entering or leaving that network is announced under this number.

Reach on the internet

AS28519 currently announces 2 IPv4 block(s), totaling about 49.2 thousand addresses (49,152 in all), registered in Mexico. Services from Universidad Autonoma de Guadalajara, A.C. are reached through these addresses.

What it means to see AS28519 on your network

When you investigate where a connection from your computer or phone comes from (or goes to), you may find AS28519. That means the other end sits on the Universidad Autonoma de Guadalajara, A.C. network (Mexico). It can be legitimate — a cloud service, an ISP, a CDN — or an unexpected connection worth checking.

How to see every connection and network your devices reach

Tracing one connection's ASN at a time is tedious. Sentinela, by PC Monitor, maps the devices on your network, shows what is exposed to the internet and helps flag suspicious connections and devices — running on your Windows. Meet Sentinela.